Rimworld V1.4.3517 (2026)

For players still running this specific version, it's generally recommended to update to the latest stable release (currently in the 1.5+ range) to benefit from even more significant performance overhauls and new content. Vanilla Apparel Expanded - Steam Workshop

As part of the broader 1.4 update landscape, this version supported: RimWorld v1.4.3517

: 1.4.3517 addressed several underlying issues in the C# and XML codebases to help modders keep their content compatible with the evolving 1.4 framework. Notable Features in the 1.4 Era For players still running this specific version, it's

: Significant upgrades to the search bar functionality in various menus, making it easier to find specific items in large stockpiles. While it didn't introduce massive new features like

: This version improved game stability, specifically targeting performance issues that arose with the new pollution and tox mechanics introduced in the Biotech expansion.

: The introduction of toxic waste packs and the environmental hazards they create.

was a critical hotfix update released during the active development cycle of the Biotech DLC and the 1.4 base game update. While it didn't introduce massive new features like the primary 1.4 patch, it focused on significant stability improvements and "quality of life" (QoL) refinements. Core Update Highlights